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Ping ©R¥O§¹¥þÁ¿¸Ñ ©óWindows¤Uping«ü¥O¬Û«H¤j®a¤w¸g¦A¼ô±x¤£¹L¤F¡A¦ý¬O¯à§âpingªº¥\¯àµo´§¨ì³Ì¤jªº¤H«o¨Ã¤£¬O«Ü¦h¡A·íµM§Ú¤]¨Ã¤£¬O»¡§Ú¥i ¥HÅýpingµo´§³Ì¤jªº¥\¯à¡A§Ú¤]¥u¤£¹L¸g±`¥Îping³oÓ¤u¨ã¡A¤]Á`µ²¤F¤@¨Ç¤p¸gÅç¡A²{¦b©M¤j®a¤À¨É¤@¤U¡C ²{¦b§Ú´N°Ñ·Óping«ü¥Oªº»²§U»¡©ú¨Óµ¹¤j®aÁ¿§Ú¨Ï¥Îping®É·|¥Î¨ìªº§Þ¥©¡Aping¥u¦³¦b¦w¸Ë¤FTCP/IP³q°T¨ó©w¥H«á¤~¥i¥H¨Ï¥Î¡G ping [-t] [-a] [-n count] [-l length] [-f] [-i ttl] [-v tos] [-r count] [-s count] [[-j computer-list] | [-k computer-list]] [-w timeout] destination-list Options: -t Ping the specified host until stopped.To see statistics and continue - type Control-Break;To stop - type Control-C. ¤£°±ªºping¦a¤è¥D¾÷¡Aª½¨ì§A«ö¤UControl-C¡C ¦¹¥\¯à?¦³¤°»ò¯S§Oªº§Þ¥©¡A¤£¹L¥i¥H°t¦X¨ä¥L°Ñ¼Æ¨Ï¥Î¡A±N¦b¤U±´£¨ì¡C -a Resolve addresses to hostnames. ¸ÑªR¹q¸£NetBios¦W¡C ¨Ò¡GC:\>ping -a 192.168.1.21 Pinging iceblood.yofor.com [192.168.1.21] with 32 bytes of data: Reply from 192.168.1.21: bytes=32 time<10ms TTL=254 Reply from 192.168.1.21: bytes=32 time<10ms TTL=254 Reply from 192.168.1.21: bytes=32 time<10ms TTL=254 Reply from 192.168.1.21: bytes=32 time<10ms TTL=254 Ping statistics for 192.168.1.21: Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),Approximate round trip times in milli-seconds: Minimum = 0ms, Maximum = 0ms, Average = 0ms ±q¤W±´N¥i¥Hª¾¹DIP¬°192.168.1.21ªº¹q¸£NetBios¦W¬°iceblood.yofor.com¡C -n count Number of echo requests to send. µo°ecount«ü©wªºEcho¸ê®Æ¥]¼Æ¡C ¦b¹w³]±¡ªp¤U¡A¤@¯ë³£¥uµo°e¥|Ó¸ê®Æ¥]¡A³q¹L³oÓ©R¥O¥i¥H¦Û¤v©w¸qµo°eªºÓ¼Æ¡A¹ï¿Å¶qºô¸ô³t«×«Ü¦³À°§U¡A¤ñ¦p§Ú·Q´ú¸Õ µo°e50Ó¸ê®Æ¥]ªºªð¦^ªº¥§¡®É¶¡¬°¦h¤Ö¡A³Ì§Ö®É¶¡¬°¦h¤Ö¡A³ÌºC®É¶¡¬°¦h¤Ö´N¥i¥H³q¹L¥H¤U?ª¾¡G C:\>ping -n 50 202.103.96.68 Pinging 202.103.96.68 with 32 bytes of data: Reply from 202.103.96.68: bytes=32 time=50ms TTL=241 Reply from 202.103.96.68: bytes=32 time=50ms TTL=241 Reply from 202.103.96.68: bytes=32 time=50ms TTL=241 Request timed out. ¡K¡K¡K¡K¡K¡K Reply from 202.103.96.68: bytes=32 time=50ms TTL=241 Reply from 202.103.96.68: bytes=32 time=50ms TTL=241 Ping statistics for 202.103.96.68: Packets: Sent = 50, Received = 48, Lost = 2 (4% loss),Approximate round trip times in milli-seconds: Minimum = 40ms, Maximum = 51ms, Average = 46ms ±q¥H¤W§Ú´N¥i¥Hª¾¹D¦bµ¹202.103.96.68µo°e50Ó¸ê®Æ¥]ªº¹Lµ{·í¤¤¡Aªð¦^¤F48Ó¡A¨ä¤¤¦³¨âӥѩ󥼪¾ì¦]¥á¥¢¡A³o48Ó¸ê®Æ ¥]·í¤¤ªð¦^³t«×³Ì§Ö¬°40ms¡A³ÌºC¬°51ms¡A¥§¡³t«×¬°46ms¡C -l size Send buffer size. ©w¸qecho¸ê®Æ¥]¤j¤p¡C ¦b¹w³]ªº±¡?¤Uwindowsªºpingµo°eªº¸ê®Æ¥]¤j¤p¬°32byt¡A§Ṳ́]¥i¥H¦Û¤v©w¸q¥¦ªº¤j¤p¡A¦ý¦³¤@Ó¤j¤pªº¨î¡A´N¬O³Ì¤j¥u¯à µo°e65500byt¡A¤]³\¦³¤H·|°Ý¬°¤°»òn¨î¨ì65500byt¡A¦]¬°Windows¨t¦Cªº¨t²Î³£¦³¤@Ó¦w¥þº|¬}(¤]³\ÁÙ¥]¬A¨ä¥L¨t²Î)´N¬O ·í¦V¹ï¤è¤@¦¸µo°eªº¸ê®Æ¥]¤j©ó©Îµ¥©ó65532®É¡A¹ï¤è´N«Ü¦³¥i¯à·í¾÷¡A©Ò¥H·L³n¤½¥q¬°¤F¸Ñ¨M³o¤@¦w¥þº|¬}©ó¬O¨î¤Fpingªº ¸ê®Æ¥]¤j¤p¡CÁöµM·L³n¤½¥q¤w¸g°µ¤F¦¹¨î¡A¦ý³oӰѼưt¦X¨ä¥L°Ñ¼Æ¥H«á¦M®`¨ÌµM«D±`±j¤j¡A¤ñ¦p§ÚÌ´N¥i¥H³q¹L°t¦X-t°Ñ ¼Æ¨Ó¹ê²{¤@Ó±a¦³§ðÀ»©Êªº«ü¥O¡G(¥H¤U¤¶²Ð±a¦³¦MÀI©Ê¡A¥u¥Î©ó¸ÕÅç¡A½Ð¤Å»´©ö¬I©ó§O¤H¹q¸£¤W¡A§_?«áªG¦Ût) C:\>ping -l 65500 -t 192.168.1.21 Pinging 192.168.1.21 with 65500 bytes of data: Reply from 192.168.1.21: bytes=65500 time<10ms TTL=254 Reply from 192.168.1.21: bytes=65500 time<10ms TTL=254 ¡K¡K¡K¡K¡K¡K ³o¼Ë¥¦´N·|¤£°±ªº¦V192.168.1.21¹q¸£µo°e¤j¤p¬°65500bytªº¸ê®Æ¥]¡A¦pªG§A¥u¦³¤@¥x¹q¸£¤]³\?¦³¤°»ò®ÄªG¡A¦ý¦pªG¦³«Ü¦h¥x ¹q¸£¨º»ò´N¥i¥H¨Ï¹ï¤è§¹¥þÅõºÈ¡A§Ú´¿¸g´N°µ¹L³o¼Ëªº¸ÕÅç¡A·í§Ú¦P®É¨Ï¥Î10¥x¥H¤W¹q¸£ping¤@¥xWin2000Pro¨t²Îªº¹q¸£®É¡A ¤£¨ì5¤ÀÄÁ¹ï¤èªººô¸ô´N¤w¸g§¹¥þÅõºÈ¡Aºô¸ôÄY«°ô¶ë¡AHTTP©MFTPªA°È§¹¥þ°±¤î¡A¥Ñ¦¹¥i¨£«Â¤O«D¦P¤p¥i¡C -f Set Don't Fragment flag in packet. ¦b¸ê®Æ¥]¤¤µo°e¡u¤£n¤À¬q¡v¼Ð»x¡C ¦b¤@¯ë§A©Òµo°eªº¸ê®Æ¥]³£·|³q¹L¸ô¥Ñ¤À¬q¦Aµo°eµ¹¹ï¤è¡A¥[¤W¦¹°Ñ¼Æ¥H«á¸ô¥Ñ´N¤£·|¦A¤À¬q³B²z¡C -i TTL Time To Live. «ü©wTTLȦb¹ï¤èªº¨t²Î¸Ì°±¯dªº®É¶¡¡C ¦¹°Ñ¼Æ¦P¼Ë¬OÀ°§U§AÀˬdºô¸ô¹BÂౡªpªº¡C -v TOS Type Of Service. ±N¡uªA°ÈÃþ«¬¡v¦r¬q³]¸m¬°tos«ü©wªºÈ¡C -r count Record route for count hops. ¦b¡u°O¿ý¸ô¥Ñ¡v¦r¬q¤¤°O¿ýÉ´¥X©Mªð¦^¸ê®Æ¥]ªº¸ô¥Ñ¡C ¦b¤@¯ë±¡ªp¤U§Aµo°eªº¸ê®Æ¥]¬O³q¹L¤@ÓÓ¸ô¥Ñ¤~¨ì¹F¹ï¤èªº¡A¦ý¨ì©³¬O¸g¹L¤Fþ¨Ç¸ô¥Ñ©O¡H³q¹L¦¹°Ñ¼Æ´N¥i¥H³]©w§A·Q±´´ú ¸g¹Lªº¸ô¥ÑªºÓ¼Æ¡A¤£¹L¨î¦b¤F9Ó¡A¤]´N¬O»¡§A¥u¯à¸òÂܨì9Ó¸ô¥Ñ¡A¦pªG·Q±´´ú§ó¦h¡A¥i¥H³q¹L¨ä¥L©R¥O¹ê²{¡A§Ú±N¦b¥H «áªº¤å³¹¤¤µ¹¤j®aÁ¿¸Ñ¡C¥H¤U¬°½d¨Ò¡G C:\>ping -n 1 -r 9 202.96.105.101 (µo°e¤@Ó¸ê®Æ¥]¡A³Ì¦h°O¿ý9Ó¸ô¥Ñ) Pinging 202.96.105.101 with 32 bytes of data: Reply from 202.96.105.101: bytes=32 time=10ms TTL=249 Route: 202.107.208.187 -> 202.107.210.214 -> 61.153.112.70 -> 61.153.112.89 -> 202.96.105.149 -> 202.96.105.97 -> 202.96.105.101 -> 202.96.105.150 -> 61.153.112.90 Ping statistics for 202.96.105.101: Packets: Sent = 1, Received = 1, Lost = 0 (0% loss), Approximate round trip times in milli-seconds: Minimum = 10ms, Maximum = 10ms, Average = 10ms ±q¤W±§Ú´N¥i¥Hª¾¹D±q§Úªº¹q¸£¨ì202.96.105.101¤@¦@³q¹L¤F 202.107.208.187¡A202.107.210.214 , 61.153.112.70 , 61.153.112.89 , 202.96.105.149 , 202.96.105.97³o´XÓ¸ô¥Ñ¡C -s count Timestamp for count hops. «ü©wcount«ü©wªº?ÂI¼Æªº®É¶¡ÂW¡C ¦¹°Ñ¼Æ©M-r®t¤£¦h¡A¥u¬O³oӰѼƤ£°O¿ý¸ê®Æ¥]ªð¦^©Ò¸g¹Lªº¸ô¥Ñ¡A³Ì¦h¤]¥u°O¿ý4Ó¡C -j host-list Loose source route along host-list. §Q¥Îcomputer-list«ü©wªº¹q¸£¦Cªí¸ô¥Ñ¸ê®Æ¥]¡C³sÄò¹q¸£¥i¥H³Q¤¤¶¡Ãöºô?¤À¹j(¸ô¥Ñµ}²¨·½)IP¤¹³\ªº³Ì¤j?¶q¬°9¡C -k host-list Strict source route along host-list. §Q¥Îcomputer-list«ü©wªº¹q¸£¦Cªí¸ô¥Ñ¸ê®Æ¥]¡C³sÄò¹q¸£¤£¯à³Q¤¤¶¡ºô?¤À¹j(¸ô¥Ñ?®æ·½)IP¤¹³\ªº³Ì¤j¼Æ¶q¬°9¡C -w timeout Timeout in milliseconds to wait for each reply. «ü©w¶W®É¶¡¹j¡A³æ¦ì¬°²@¬í¡C ¦¹°Ñ¼Æ?¦³¤°»ò¨ä¥L§Þ¥©¡C ping«ü¥Oªº¨ä¥L§Þ¥©¡G¦b¤@¯ë±¡ªp¤UÁÙ¥i¥H³q¹Lping¹ï¤èÅý¹ï¤èªð¦^µ¹§AªºTTLȤj¤p¡A²Ê²¤ªº§PÂ_¥Ø¼Ð¥D¾÷ªº¨t²ÎÃþ«¬¬O Windows¨t¦CÁÙ¬OUNIX/Linux¨t¦C¡A¤@¯ë±¡ªp¤UWindows¨t¦Cªº¨t?ªð¦^ªºTTLȦb100-130¤§¶¡¡A¦ÓUNIX/Linux¨t¦Cªº¨t²Îªð¦^ ªºTTLȦb240-255¤§¶¡¡A·íµMTTLªºÈ¦b¹ï¤èªº¥D¾÷¸Ì¬O¥i¥Hק諸¡AWindows ¥i¥H³q¹Lקïª`¥Uªí¥H¤UÁäȹê²{¡G HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters "DefaultTTL"=dword:000000ff 255---FF 128---80 64----40 32----20 §Ú¤@¯ë±`¥Îªº¤]´N¬OPING -a XXX .XXX.XXX.XXX,¤@¯ë¸I¨ì³sºôªº¾÷¾¹¦a§}½Ä¬ð(§Úªº¦a§}³£¬O¤â¤u¿é¤Jªº,ºÞ²zû¤À°t,¨S¦³¥Î DHCPªA°È¾¹),·Q§ä¨ì½Ö¦bµs¥Î³oÓ¦a§}´N¥i¥H¥Î³oÓ©R¥O,¥i¥H§ä¨ì³o¥x¾÷¤l¦bºô¤Wªº¦W¦r. ¤@¯ë¦b¤W¤£¤Fºô®É©Î¬O¦b³s½u®É¬Ýºô¸ô³q¤£³q´N¥Î-T°Ñ¼Æ,¤@¥¹¬O³qªº,´N·|ªð¦^RELY FROM.....«H®§,¤j³¡±¡ªp¤U¤£±a°Ñ¼Æ´N§ä¤F«Ü¦h°ÝÃD. ¨ä¤¤ÁÙ¦³ -j, -k °Ñ¼Æ§ÚÁÙ¨S¦³¸Ô²Ó»¡©ú